tests/testthat/_snaps/http.md

In zip: Cross-Platform 'zip' Compression

zip_list works with range request server

Code
  zip_list_snapshot(url, za$ex)
Output
            filename compressed_size uncompressed_size permissions    crc32 offset      type
  1          <root>/               0                 0         755 00000000 <offset> directory
  2      <root>/dir/               0                 0         755 00000000 <offset> directory
  3 <root>/dir/file2              11                 6         644 c904a4c7 <offset>      file
  4 <root>/dir/file3              11                 6         644 d01f9586 <offset>      file
  5     <root>/file1              11                 6         644 e229f704 <offset>      file
  6    <root>/file11              12                 7         644 09ea0445 <offset>      file

unzip works with range request server

Code
  extracted_tree(exdir, za$ex)
Output
                path contents
  1 <root>/dir/file2    file2
  2 <root>/dir/file3    file3
  3     <root>/file1    file1
  4    <root>/file11   file11

unzip extracts specific files with range request server

Code
  extracted_tree(exdir, za$ex)
Output
            path contents
  1 <root>/file1    file1

zip_list falls back to full download when ranges unsupported

Code
  zip_list_snapshot(url, za$ex)
Condition
  Warning in `warn_no_range()`:
  Server '127.0.0.1' does not support HTTP range requests, downloading the whole file.
Output
            filename compressed_size uncompressed_size permissions    crc32 offset      type encryption
  1          <root>/               0                 0         755 00000000 <offset> directory       none
  2      <root>/dir/               0                 0         755 00000000 <offset> directory       none
  3 <root>/dir/file2              11                 6         644 c904a4c7 <offset>      file       none
  4 <root>/dir/file3              11                 6         644 d01f9586 <offset>      file       none
  5     <root>/file1              11                 6         644 e229f704 <offset>      file       none
  6    <root>/file11              12                 7         644 09ea0445 <offset>      file       none

zip_list recovers when an oversized suffix range gives 416

Code
  zip_list_snapshot(url, za$ex)
Output
            filename compressed_size uncompressed_size permissions    crc32 offset      type
  1          <root>/               0                 0         755 00000000 <offset> directory
  2      <root>/dir/               0                 0         755 00000000 <offset> directory
  3 <root>/dir/file2              11                 6         644 c904a4c7 <offset>      file
  4 <root>/dir/file3              11                 6         644 d01f9586 <offset>      file
  5     <root>/file1              11                 6         644 e229f704 <offset>      file
  6    <root>/file11              12                 7         644 09ea0445 <offset>      file

unzip recovers when an oversized suffix range gives 416

Code
  extracted_tree(exdir, za$ex)
Output
                path contents
  1 <root>/dir/file2    file2
  2 <root>/dir/file3    file3
  3     <root>/file1    file1
  4    <root>/file11   file11

unzip falls back to full download when ranges unsupported

Code
  unzip(url, exdir = exdir)
Condition
  Warning in `warn_no_range()`:
  Server '127.0.0.1' does not support HTTP range requests, downloading the whole file.

Code
  extracted_tree(exdir, za$ex)
Output
                path contents
  1 <root>/dir/file2    file2
  2 <root>/dir/file3    file3
  3     <root>/file1    file1
  4    <root>/file11   file11

unzip falls back to full download per entry when ranges drop out

Code
  unzip(url, exdir = exdir)
Condition
  Warning in `warn_no_range()`:
  Server '127.0.0.1' does not support HTTP range requests, downloading the whole file.

Code
  extracted_tree(exdir, za$ex)
Output
                path contents
  1 <root>/dir/file2    file2
  2 <root>/dir/file3    file3
  3     <root>/file1    file1
  4    <root>/file11   file11

unzip fetches data separately when entry range is truncated

Code
  extracted_tree(exdir, za$ex)
Output
                path contents
  1 <root>/dir/file2    file2
  2 <root>/dir/file3    file3
  3     <root>/file1    file1
  4    <root>/file11   file11

zip_list reads a ZIP64 EOCD archive over range requests

Code
  zip_list_snapshot(url, za$ex)
Output
            filename compressed_size uncompressed_size permissions    crc32 offset type
  1 <root>/dir/file2              11                 6         644 c904a4c7 <offset> file
  2 <root>/dir/file3              11                 6         644 d01f9586 <offset> file
  3     <root>/file1              11                 6         644 e229f704 <offset> file
  4    <root>/file11              12                 7         644 09ea0445 <offset> file

reads a real ZIP64 EOCD-record archive over range requests

Code
  zip_list_snapshot(url, sort = TRUE)
Output
         filename compressed_size uncompressed_size permissions    crc32 offset      type
  1          src/               0                 0         755 00000000 <offset> directory
  2      src/dir/               0                 0         755 00000000 <offset> directory
  3 src/dir/file2               6                 6         644 c904a4c7 <offset>      file
  4 src/dir/file3               6                 6         644 d01f9586 <offset>      file
  5     src/file1               6                 6         644 e229f704 <offset>      file
  6    src/file11               7                 7         644 09ea0445 <offset>      file

Code
  extracted_tree(exdir)
Output
             path contents
  1 src/dir/file2    file2
  2 src/dir/file3    file3
  3     src/file1    file1
  4    src/file11   file11

unzip reads a ZIP64 EOCD archive over range requests

Code
  extracted_tree(exdir, za$ex)
Output
                path contents
  1 <root>/dir/file2    file2
  2 <root>/dir/file3    file3
  3     <root>/file1    file1
  4    <root>/file11   file11

unzip with junkpaths works with range request server

Code
  extracted_tree(exdir)
Output
      path contents
  1  file1    file1
  2 file11   file11
  3  file2    file2
  4  file3    file3

zip documentation built on June 10, 2026, 5:06 p.m.